| 1 |
jpp |
1.2 |
diff -Nur perl-CGI-FormMagick-0.93/lib/CGI/FormMagick/Events.pm perl-CGI-FormMagick-0.93_bz10626/lib/CGI/FormMagick/Events.pm |
| 2 |
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--- perl-CGI-FormMagick-0.93/lib/CGI/FormMagick/Events.pm 2005-10-31 18:24:02.000000000 +0100 |
| 3 |
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+++ perl-CGI-FormMagick-0.93_bz10626/lib/CGI/FormMagick/Events.pm 2018-10-10 08:17:20.871139677 +0200 |
| 4 |
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@@ -79,6 +79,13 @@ |
| 5 |
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} else { |
| 6 |
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$self->debug_msg("Validation successful."); |
| 7 |
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| 8 |
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+ # Don't run any post event unless it's a POST request |
| 9 |
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+ return unless (($self->{cgi}->request_method || '') eq 'POST'); |
| 10 |
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+ if ($self->{csrf} and ($self->{cgi}->param('csrf_token') || '') ne $self->{cgi}->param('csrf_token_compare')){ |
| 11 |
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+ warn "CSRF protection blocked request\n"; |
| 12 |
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+ return $self->error($self->localise('CSRF_VALIDATION_FAILURE')); |
| 13 |
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+ } |
| 14 |
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+ |
| 15 |
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# find out what the form post_event action is. |
| 16 |
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my $post_form_routine = $self->{xml}->{'post-event'}; |
| 17 |
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| 18 |
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@@ -130,6 +137,14 @@ |
| 19 |
jpp |
1.1 |
sub page_post_event { |
| 20 |
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my ($self) = @_; |
| 21 |
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$self->debug_msg("This is the page post-event."); |
| 22 |
jpp |
1.2 |
+ |
| 23 |
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+ # Don't run any post event unless it's a POST request |
| 24 |
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+ return unless (($self->{cgi}->request_method || '') eq 'POST'); |
| 25 |
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+ if ($self->{csrf} and ($self->{cgi}->param('csrf_token') || '') ne $self->{cgi}->param('csrf_token_compare')){ |
| 26 |
jpp |
1.1 |
+ warn "CSRF protection blocked request\n"; |
| 27 |
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+ return $self->error($self->localise('CSRF_VALIDATION_FAILURE')); |
| 28 |
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+ } |
| 29 |
jpp |
1.2 |
+ |
| 30 |
jpp |
1.1 |
if (my $post_page_routine = $self->page->{'post-event'}) { |
| 31 |
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$self->debug_msg("The post-routine is $post_page_routine"); |
| 32 |
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$self->do_external_routine($post_page_routine); |
| 33 |
jpp |
1.2 |
diff -Nur perl-CGI-FormMagick-0.93/lib/CGI/FormMagick/HTML.pm perl-CGI-FormMagick-0.93_bz10626/lib/CGI/FormMagick/HTML.pm |
| 34 |
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--- perl-CGI-FormMagick-0.93/lib/CGI/FormMagick/HTML.pm 2018-10-09 16:57:49.511171415 +0200 |
| 35 |
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+++ perl-CGI-FormMagick-0.93_bz10626/lib/CGI/FormMagick/HTML.pm 2018-10-09 17:01:20.380167138 +0200 |
| 36 |
jpp |
1.1 |
@@ -182,6 +182,9 @@ |
| 37 |
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print qq( <input type="hidden" name="page" value="$fm->{page_number}">\n); |
| 38 |
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print qq( <input type="hidden" name="page_stack" value="$fm->{page_stack}">\n); |
| 39 |
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print " ",$fm->{cgi}->state_field(), "\n"; # hidden field with state ID |
| 40 |
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+ if ($fm->{cgi}->param('csrf_token_compare')){ |
| 41 |
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+ print " <input type=\"hidden\" name=\"csrf_token\" value=\"" . $fm->{cgi}->param('csrf_token_compare') . "\">\n"; |
| 42 |
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+ } |
| 43 |
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print " <table class=\"sme-noborders\">\n"; |
| 44 |
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| 45 |
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if ($menu) |
| 46 |
jpp |
1.2 |
diff -Nur perl-CGI-FormMagick-0.93/lib/CGI/FormMagick.pm perl-CGI-FormMagick-0.93_bz10626/lib/CGI/FormMagick.pm |
| 47 |
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--- perl-CGI-FormMagick-0.93/lib/CGI/FormMagick.pm 2013-01-25 18:31:36.000000000 +0100 |
| 48 |
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+++ perl-CGI-FormMagick-0.93_bz10626/lib/CGI/FormMagick.pm 2018-10-09 17:00:30.323930724 +0200 |
| 49 |
jpp |
1.1 |
@@ -24,6 +24,7 @@ |
| 50 |
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use CGI::FormMagick::Utils; |
| 51 |
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use CGI::FormMagick::Sub; |
| 52 |
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use File::Basename; |
| 53 |
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+use Session::Token; |
| 54 |
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|
| 55 |
|
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use strict; |
| 56 |
|
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use Carp; |
| 57 |
|
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@@ -181,6 +182,7 @@ |
| 58 |
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$self->{charset} = $args{charset} || 'UTF-8'; |
| 59 |
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$self->{cgi} = $args{cgi}; |
| 60 |
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$self->{debug} = $args{debug} || 0; |
| 61 |
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+ $self->{csrf} = $args{csrf} || 0; |
| 62 |
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|
| 63 |
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if ($self->{cgi}) { |
| 64 |
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if ($args{sessiondir}) { |
| 65 |
jpp |
1.2 |
@@ -194,7 +196,11 @@ |
| 66 |
|
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local $^W = 0; |
| 67 |
jpp |
1.1 |
$self->{cgi} = new CGI::Persistent $self->{sessiondir}; |
| 68 |
|
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} |
| 69 |
jpp |
1.2 |
- |
| 70 |
jpp |
1.1 |
+ # Create a CSRF token to compare later with. And store it in the session |
| 71 |
|
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+ if ($self->{csrf} and not $self->{cgi}->param('csrf_token_compare')){ |
| 72 |
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+ $self->{cgi}->param(-name => 'csrf_token_compare', -value => Session::Token->new(entropy => 256)->get); |
| 73 |
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+ $self->commit_session; |
| 74 |
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+ } |
| 75 |
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| 76 |
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foreach (qw(PREVIOUSBUTTON RESETBUTTON STARTOVERLINK NEXTBUTTON)) { |
| 77 |
|
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if (exists $args{$_}) { |
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